Some people optimize for the noise, and not performance, for the same reason people stick racing decals and put a spoiler on a car that doesn't really need it.

Some people optimize for the noise, and not performance, for the same reason people stick racing decals and put a spoiler on a car that doesn't really need it. Heck, some people will literally drill a hole in the exhaust to get that noise, for absolutely no performance benefit whatsoever.